Moving utils file to it's own pkg, exporting TruncateString...

pkg/bot/handlers.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"git.lalonde.me/matth/AltVRBot/pkg/discord/mux"
+	"git.lalonde.me/matth/AltVRBot/pkg/utils"
 	"github.com/bwmarrin/discordgo"
 )
 
@@ -82,7 +83,7 @@ func (b *Type) handleSendMessage(ds *discordgo.Session, dm *discordgo.Message, c
 	au := b.avr.GetFriend(u.AltVRUserID)
 	c = au.GetDisplayName() + ": " + c
 	cl := len([]rune(c))
-	c = truncateString(c, 140)
+	c = utils.TruncateString(c, 140)
 	if err := b.avr.PostNewConversation(uu.AltVRUserID, c); err != nil {
 		log.Printf("Error while sending message: %+v\n", err)
 		b.dg.Session.ChannelMessageSendReply(dm.ChannelID,
@@ -133,7 +134,7 @@ func (b *Type) handleMessageReplies(ds *discordgo.Session, mc *discordgo.Message
 	au := b.avr.GetFriend(u.AltVRUserID)
 	msg := au.GetDisplayName() + ": " + mc.Content
 	cl := len([]rune(msg))
-	msg = truncateString(msg, 140)
+	msg = utils.TruncateString(msg, 140)
 	if err := b.avr.PostNewConversation(b.convos[mc.MessageReference.MessageID], msg); err != nil {
 		log.Printf("Error while replying to message: %+v\n", err)
 		b.dg.Session.ChannelMessageSendReply(mc.ChannelID,

pkg/bot/utils.go

@@ -1,9 +0,0 @@
-package bot
-
-func truncateString(s string, i int) string {
-	runes := []rune(s)
-	if len(runes) > i {
-		return string(runes[:i])
-	}
-	return s
-}

pkg/utils/utils.go

@@ -0,0 +1,10 @@
+package utils
+
+// TruncateString UTF8 truncation of string to `i` length
+func TruncateString(s string, i int) string {
+	runes := []rune(s)
+	if len(runes) > i {
+		return string(runes[:i])
+	}
+	return s
+}